diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0185-staging-dpaa2-evb-Use-MC-portal-in-atomic-context.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0185-staging-dpaa2-evb-Use-MC-portal-in-atomic-context.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0185-staging-dpaa2-evb-Use-MC-portal-in-atomic-context.patch b/target/linux/layerscape/patches-5.4/701-net-0185-staging-dpaa2-evb-Use-MC-portal-in-atomic-context.patch new file mode 100644 index 0000000000..dae6a0bf84 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0185-staging-dpaa2-evb-Use-MC-portal-in-atomic-context.patch @@ -0,0 +1,25 @@ +From 918a96ed5ff4cbb499242279e3c76ab7bee43c88 Mon Sep 17 00:00:00 2001 +From: Razvan Stefanescu <razvan.stefanescu@nxp.com> +Date: Tue, 3 Apr 2018 13:53:00 +0300 +Subject: [PATCH] staging: dpaa2-evb: Use MC portal in atomic context + +Avoid triggering stack trace when retrieving interface counters via +ifconfig by allocating MC portal with atomic I/O enabled. + +Signed-off-by: Razvan Stefanescu <razvan.stefanescu@nxp.com> +--- + drivers/staging/fsl-dpaa2/evb/evb.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/staging/fsl-dpaa2/evb/evb.c ++++ b/drivers/staging/fsl-dpaa2/evb/evb.c +@@ -1204,7 +1204,8 @@ static int evb_probe(struct fsl_mc_devic + + priv = netdev_priv(netdev); + +- err = fsl_mc_portal_allocate(evb_dev, 0, &priv->mc_io); ++ err = fsl_mc_portal_allocate(evb_dev, FSL_MC_IO_ATOMIC_CONTEXT_PORTAL, ++ &priv->mc_io); + if (unlikely(err)) { + dev_err(dev, "fsl_mc_portal_allocate err %d\n", err); + goto err_free_netdev; |